$373+ Cheap flights from Grand Forks (GFK) to O'Hare Intl (ORD)
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/19. Fares are subject to change and may not be available on all flights or dates of travel.
GFK — ORD
Oct 8 — Oct 151
Round-trip
1 adult, Economy
We work with more than 300 partners to bring you better travel deals
Find cheap flights from Grand Forks to O'Hare Intl with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Grand Forks to O'Hare Intl
Cheapest
Best
Last-minute
One-way
Cheapest flights from Grand Forks to O'Hare IntlExplore the most affordable flight options available from Grand Forks to O'Hare Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 8, 2026.
Explore the most affordable flight options available from Grand Forks to O'Hare Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 8, 2026.
This Delta deal was found by Cheapflights users on 9/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/1511:02 am -
1 stop5h 57m
Mon 9/218:25 am -
1 stop6h 12m
Deal found 9/3![Delta logo]()
$794
This Delta deal was found by Cheapflights users on 9/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/185:15 am -
1 stop6h 24m
Tue 9/226:10 am -
1 stop4h 17m
Deal found 9/3![Delta logo]()
$804
This Delta deal was found by Cheapflights users on 9/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/510:54 am -
1 stop6h 47m
Mon 9/76:00 am -
1 stop4h 19m
Deal found 9/3![Delta logo]()
$807
This Delta deal was found by Cheapflights users on 9/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/43:55 pm -
1 stop5h 52m
Mon 9/76:00 am -
1 stop4h 19m
Deal found 9/3![Delta logo]()
$1,055
This Delta deal was found by Cheapflights users on 9/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/245:10 am -
1 stop6h 38m
Sun 11/296:23 am -
1 stop3h 52m
Deal found 9/7![Delta logo]()
$1,329
Best flights from Grand Forks to O'Hare IntlDiscover carefully curated flight deals from Grand Forks to O'Hare Intl that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 8, 2026.
Discover carefully curated flight deals from Grand Forks to O'Hare Intl that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 8, 2026.
This Delta deal was found by Cheapflights users on 9/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 1/123:55 pm -
1 stop5h 42m
Sat 1/166:00 am -
1 stop4h 10m
Deal found 9/7![Delta logo]()
$447
This Delta deal was found by Cheapflights users on 9/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 1/93:55 pm -
2 stops7h 55m
Wed 1/135:20 pm -
1 stop6h 00m
Deal found 9/7![Delta logo]()
$482
This Delta deal was found by Cheapflights users on 9/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 1/143:55 pm -
1 stop5h 42m
Thu 1/216:00 am -
1 stop4h 10m
Deal found 9/7![Delta logo]()
$517
This Delta deal was found by Cheapflights users on 9/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 1/510:45 am -
1 stop21h 58m
Sat 1/95:20 pm -
1 stop16h 50m
Deal found 9/7![Delta logo]()
$627
This Delta deal was found by Cheapflights users on 9/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 1/2510:45 am -
1 stop4h 12m
Fri 1/293:50 pm -
1 stop3h 25m
Deal found 9/7![Delta logo]()
$645
This Delta deal was found by Cheapflights users on 9/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 1/205:10 am -
1 stop3h 33m
Fri 1/225:20 pm -
1 stop6h 00m
Deal found 9/7![Delta logo]()
$645
This Delta deal was found by Cheapflights users on 9/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/185:15 am -
1 stop6h 24m
Tue 9/226:10 am -
1 stop4h 17m
Deal found 9/3![Delta logo]()
$804
This Delta deal was found by Cheapflights users on 9/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 1/105:10 am -
1 stop6h 32m
Sun 1/105:20 pm -
1 stop6h 00m
Deal found 9/8![Delta logo]()
$1,089
Last-minute flights from Grand Forks to O'Hare IntlDiscover last-minute flight deals from Grand Forks to O'Hare Intl. Data last updated September 8, 2026 and is based on user searches.
Discover last-minute flight deals from Grand Forks to O'Hare Intl. Data last updated September 8, 2026 and is based on user searches.
This Delta deal was found by Cheapflights users on 9/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/43:55 pm -
1 stop5h 52m
Mon 9/76:00 am -
1 stop4h 19m
Deal found 9/3![Delta logo]()
$1,055
This Delta deal was found by Cheapflights users on 9/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/510:54 am -
1 stop6h 47m
Mon 9/76:00 am -
1 stop4h 19m
Deal found 9/3![Delta logo]()
$807
This Delta deal was found by Cheapflights users on 9/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/1511:02 am -
1 stop5h 57m
Mon 9/218:25 am -
1 stop6h 12m
Deal found 9/3![Delta logo]()
$794
This Delta deal was found by Cheapflights users on 9/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/185:15 am -
1 stop6h 24m
Tue 9/226:10 am -
1 stop4h 17m
Deal found 9/3![Delta logo]()
$804
One-way flights from Grand Forks to O'Hare IntlSearch for one-way flight options from Grand Forks to O'Hare Intl. Find affordable one-way fares based on user searches. Data last updated September 8, 2026.
Search for one-way flight options from Grand Forks to O'Hare Intl. Find affordable one-way fares based on user searches. Data last updated September 8, 2026.
This Delta deal was found by Cheapflights users on 9/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/1911:02 am -
1 stop5h 57m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/3![Delta logo]()
$373
This Delta deal was found by Cheapflights users on 9/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/185:15 am -
1 stop6h 24m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/3![Delta logo]()
$535
Find flight deals from Grand Forks to O'Hare Intl
Discover tips and strategies to find the most affordable flight options for your journey from Grand Forks (GFK) to O'Hare Intl (ORD). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated September 8, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $437 (Delta) |
One-way from | $373 (Delta) |
Cheapflights Fare Finder
Customize your flight search to find flights from Grand Forks to O'Hare Intl that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 7,457,451 searches. Data last updated September 8, 2026.
Use the filters below to find and compare flights from Grand Forks to Chicago O'Hare Intl Airport that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
Quickest round-trip
Grand ForksChicago
GFK Grand Forks - ORD Chicago O'Hare Intl
GFKORD
Grand Forks
Sat 9/19
11:02 am-4:59 pm
1 stop5h 57m
Chicago O'Hare Intl
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$373
Grand ForksChicago
GFK Grand Forks - ORD Chicago O'Hare Intl
GFKORD
Grand Forks
Tue 1/12
3:55 pm-9:37 pm
1 stop5h 42m
Chicago O'Hare Intl
Sat 1/16
6:00 am-10:10 am
1 stop4h 10m
$447
Grand ForksChicago
GFK Grand Forks - ORD Chicago O'Hare Intl
GFKORD
Grand Forks
Sat 1/9
3:55 pm-11:50 pm
2 stops7h 55m
Chicago O'Hare Intl
Wed 1/13
5:20 pm-11:20 pm
1 stop6h 00m
$482
Grand ForksChicago
GFK Grand Forks - ORD Chicago O'Hare Intl
GFKORD
Grand Forks
Thu 1/14
3:55 pm-9:37 pm
1 stop5h 42m
Chicago O'Hare Intl
Thu 1/21
6:00 am-10:10 am
1 stop4h 10m
$517
Grand ForksChicago
GFK Grand Forks - ORD Chicago O'Hare Intl
GFKORD
Grand Forks
Tue 1/5
10:45 am-8:43 am
1 stop21h 58m
Chicago O'Hare Intl
Sat 1/9
5:20 pm-10:10 am
1 stop16h 50m
$627
Grand ForksChicago
GFK Grand Forks - ORD Chicago O'Hare Intl
GFKORD
Grand Forks
Mon 1/25
10:45 am-2:57 pm
1 stop4h 12m
Chicago O'Hare Intl
Fri 1/29
3:50 pm-7:15 pm
1 stop3h 25m
$645
Grand ForksChicago
GFK Grand Forks - ORD Chicago O'Hare Intl
GFKORD
Grand Forks
Wed 1/20
5:10 am-8:43 am
1 stop3h 33m
Chicago O'Hare Intl
Fri 1/22
5:20 pm-11:20 pm
1 stop6h 00m
$645
Grand ForksChicago
GFK Grand Forks - ORD Chicago O'Hare Intl
GFKORD
Grand Forks
Fri 9/18
11:02 am-8:30 pm
2 stops9h 28m
Chicago O'Hare Intl
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$665
Grand ForksChicago
GFK Grand Forks - ORD Chicago O'Hare Intl
GFKORD
Grand Forks
Fri 9/18
5:15 am-11:39 am
1 stop6h 24m
Chicago O'Hare Intl
Tue 9/22
6:10 am-10:27 am
1 stop4h 17m
$804
Grand ForksChicago
GFK Grand Forks - ORD Chicago O'Hare Intl
GFKORD
Grand Forks
Sun 1/10
5:10 am-11:42 am
1 stop6h 32m
Chicago O'Hare Intl
Sun 1/10
5:20 pm-11:20 pm
1 stop6h 00m
$1,089
Sorted by cheapest first
Compare providers for flights from Grand Forks to O'Hare Intl
Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Grand Forks to O'Hare Intl in September.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy1 star | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Grand Forks-Chicago O'Hare Intl Airport flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Grand Forks-Chicago O'Hare Intl Airport flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Grand Forks-Chicago O'Hare Intl Airport flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Grand Forks-Chicago O'Hare Intl Airport flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Grand Forks-Chicago O'Hare Intl Airport flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
Best time to book a flight from Grand Forks to O'Hare Intl
Have a flexible travel schedule? Discover the best time to fly to O'Hare Intl from Grand Forks with our price prediction graph.
GFK-ORD
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.
Related info for your journey
Find useful and relevant information for your journey from Grand Forks to O'Hare Intl. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Traveling to a place near Chicago O'Hare Intl Airport?
Book flights to Chicago O'Hare Intl Airport if you plan to visit one of these locationsBenton Harbor
Rosemont
Naperville
Glenview
Lake Geneva
Schaumburg
Oakbrook Terrace
Delavan
Oak Brook
Libertyville
Des Plaines
Orland Park
Hoffman Estates
Aurora
Beloit
Rockford
South Holland
Elgin
Racine
Skokie
Browse thousands of different options on Cheapflights for your next trip
Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.
Alternative routes
Complete your trip
Flights by cabin class
O'Hare Intl flight routes
Other flight options
Other flights from Grand Forks
Popular flights